Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395687 | Surface-treated aluminum material having improved spot resistance weldability, workability, and corrosion resistance | Nobuo Totsuka, Naoki Nishiyama, Yasuji Uesugi, Masaki Mabuchi, Rinsei Ikeda +2 more | 1995-03-07 |